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5:28
In 1923, Edwin Hubble began the manual process of photographing the Andromeda Nebula.

4:44
How a New York property boom led to the discovery of the distance to the stars.

1:42
Polybius invents a code so words can be exchanged between battalions freely.

2:27
Jim Al-Khalili demonstrates why hydrogen is the ultimate rocket fuel.

2:56
Hedy Lamarr invents a way to control torpedoes remotely.

2:29
Franklin Chang-Diaz demonstrates the energy required to launch a rocket into space.

2:48
In 1886 Karl Benz has his patent accepted for what is regarded as the first automobile.

3:23
In 1909, the Model T’s first year of production, Henry Ford sells over 10,000 cars.

2:53
Legend has it Ibn Firnas jumped from a cliff with feathers attached to his arms and legs.

2:46
A legendary artist studies the bodies of flying animals in extraordinary detail.

4:09
Learn how clear glass was born - and gave us spectacles almost 800 years ago.

2:00
How military robots let the charge towards autonomous machines.